CVE-2021-21157
Debian Security Advisory 4858-1
Severity Score
8.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Use after free in Web Sockets in Google Chrome on Linux prior to 88.0.4324.182 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Un uso de la memoria previamente liberada en Web Sockets en Google Chrome en Linux versiones anteriores a 88.0.4324.182, permitía a un atacante remoto explotar potencialmente una corrupción de la pila por medio de una página HTML diseñada
Multiple vulnerabilities have been found in Chromium and Google Chrome, the worst of which could result in the arbitrary execution of code. Versions less than 90.0.4430.93 are affected.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2020-12-21 CVE Reserved
- 2021-02-22 CVE Published
- 2024-08-03 CVE Updated
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-416: Use After Free
CAPEC
References (4)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Google Search vendor "Google" | Chrome Search vendor "Google" for product "Chrome" | < 88.0.4324.182 Search vendor "Google" for product "Chrome" and version " < 88.0.4324.182" | - |
Affected
| in | Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | - | - |
Safe
|
| Microsoft Search vendor "Microsoft" | Edge Search vendor "Microsoft" for product "Edge" | < 88.0.705.74 Search vendor "Microsoft" for product "Edge" and version " < 88.0.705.74" | - |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Edge Chromium Search vendor "Microsoft" for product "Edge Chromium" | < 88.0.4324.182 Search vendor "Microsoft" for product "Edge Chromium" and version " < 88.0.4324.182" | - |
Affected
| ||||||
| Fedoraproject Search vendor "Fedoraproject" | Fedora Search vendor "Fedoraproject" for product "Fedora" | 32 Search vendor "Fedoraproject" for product "Fedora" and version "32" | - |
Affected
| ||||||
| Fedoraproject Search vendor "Fedoraproject" | Fedora Search vendor "Fedoraproject" for product "Fedora" | 33 Search vendor "Fedoraproject" for product "Fedora" and version "33" | - |
Affected
| ||||||